Donaghadee Pressure & Humidity
Ards and North Down — Barometric Trends
Donaghadee Pressure & Humidity Outlook
Donaghadee starts the day with the barometer around 1002 mb, just below the seasonal norm, with humidity in a fairly typical range for the time of year. That hints at a more mixed backdrop at times, especially if the breeze freshens. Conditions can feel a bit stop–start at times, with the broader signal shifting across the period. Easing lower later can keep things more mixed at times.
Looking ahead, pressure is expected to range between 987 mb up to 1013 mb during the period ahead. Pressure is projected to edge lower through the period, which can encourage a more changeable feel at times. Moisture levels fluctuate within a fairly typical range for the time of year.
Current Readings
Pressure
Humidity
Dew Point
Today’s Hourly Humidity
Today’s Hourly Pressure
14-Day Trends
Humidity Chart
Pressure Chart
Forecast context and reference links
Forecast charts summarise likely conditions, but day-to-day outcomes in the UK often depend on how the larger pressure pattern evolves. Use the context links below to interpret the signal more reliably.
- Northern Ireland Climate for regional patterns and seasonal tendencies.
- UK Climate Overview for a national baseline and how regions compare.
- Northern Ireland for location browsing and regional navigation.
How to interpret confidence
For how forecast reliability changes with lead time, see Forecast Confidence. For transparency on how WeatherEngland sources and updates data, see Methodology.
Background guides
- UK Weather Patterns
- UK Seasonal Weather
- UK Weather Hazards
- UK Weather Safety
- UK Jet Stream
- UK Microclimates
Glossary support
Start with the Weather Glossary. Useful terms for this page include Isobar, Pressure Gradient, Relative Humidity, Dew Point, Anticyclone, and Depression.
FAQ
What is the air pressure in Donaghadee today?
Atmospheric pressure in Donaghadee is currently around 1002 mb. It gives a sense of the overall pattern, though the local detail still comes down to cloud cover and wind. Later in the outlook, pressure trends lower overall, keeping the background more unsettled at times.
What counts as high or low pressure in the UK?
There is no single cut-off, but as a practical UK guide: the low 1020s (around 1020 mb–1024 mb) often leans more settled, while the low 1000s (around 1000 mb–1004 mb) is more commonly tied to Atlantic lows nearby. The pressure gradient and the direction of travel are usually more telling than the exact number.
How does pressure affect wind in Donaghadee?
It is not the absolute pressure that matters most, but how steeply it changes from place to place. A sharper gradient can bring brisk winds; a weaker gradient tends to keep winds lighter.
Does low pressure always mean rain in Donaghadee?
It can raise the risk of showers or rain, but it does not guarantee it. The detail depends on fronts, moisture supply and how the system moves through the region.
What does humidity mean for comfort in Donaghadee?
Humidity describes how close the air is to being saturated. Higher humidity can feel clammy and can support haze or low cloud in calmer conditions; lower humidity often feels crisper and helps things dry more quickly. Humidity also runs high on average, which can make low cloud or hazier spells more likely when winds are light, especially overnight.